Home / 7,372.03-10,172.61-4,387.27

Finding the Fourth Proportional to 7,372.03, 10,172.61 and 4,387.27

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Solution

The fourth proportional to 7,372.03, 10,172.61 and 4,387.27 is: 6,053.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.03 : 10,172.61 = 4,387.27 : x
  2. Step 2: Convert to fraction form
    7,372.03/10,172.61 = 4,387.27/x
  3. Step 3: Cross multiply
    7,372.03x = 10,172.61 × 4,387.27
  4. Step 4: Simplify right side
    7,372.03x = 44,629,986.67
  5. Step 5: Solve for x
    x = 44,629,986.67/7,372.03
  6. Step 6: Final answer
    x = 6,053.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.